106506303 has 4 divisors (see below), whose sum is σ = 142008408. Its totient is φ = 71004200.

The previous prime is 106506271. The next prime is 106506331. The reversal of 106506303 is 303605601.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 106506303 - 2⁵ = 106506271 is a prime.

It is a super-2 number, since 2×106506303² = 22687185157455618, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106506383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17751048 + ... + 17751053.

It is an arithmetic number, because the mean of its divisors is an integer number (35502102).

Almost surely, 2^106506303 is an apocalyptic number.

106506303 is a deficient number, since it is larger than the sum of its proper divisors (35502105).

106506303 is an equidigital number, since it uses as much as digits as its factorization.

106506303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35502104.

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 106506303 is about 10320.1890971048. The cubic root of 106506303 is about 474.0146562080.

The spelling of 106506303 in words is "one hundred six million, five hundred six thousand, three hundred three".